How to use

Present

in

com.oath.cyclops.types

@Override
public boolean equals(final Object obj) {
  if (obj instanceof Nothing) {
    return false;
  }
  else if (obj instanceof None) {
    return  false;
  }
  if (obj instanceof Present)
    return Objects.equals(lazy.get(), ((Present) obj).orElse(null));
  else if (obj instanceof Lazy) {
    return Objects.equals(orElse(null), ((Maybe) obj).orElse(null));
  }
  return false;
}

@Override
public boolean equals(final Object obj) {
  if (obj instanceof Nothing) {
    return !isPresent();
  }
  else if (obj instanceof None) {
    return !isPresent();
  }else if (obj instanceof Present && isPresent())
    return Objects.equals(orElse(null), ((Present) obj).orElse(null));
  else if (obj instanceof Lazy) {
    if (isPresent())
      return Objects.equals(orElse(null), ((Maybe) obj).orElse(null));
    else {
      return !((Lazy) obj).isPresent();
    }
  }
  return false;
}

@Override
public boolean equals(final Object obj) {
  if (obj instanceof Nothing) {
    return false;
  }
  else if (obj instanceof None) {
    return  false;
  }
  if (obj instanceof Present)
    return Objects.equals(lazy.get(), ((Present) obj).orElse(null));
  else if (obj instanceof Lazy) {
    return Objects.equals(orElse(null), ((Maybe) obj).orElse(null));
  }
  return false;
}

@Override
public boolean equals(final Object obj) {
  if (obj instanceof Nothing) {
    return !isPresent();
  }
  else if (obj instanceof None) {
    return !isPresent();
  }else if (obj instanceof Present && isPresent())
    return Objects.equals(orElse(null), ((Present) obj).orElse(null));
  else if (obj instanceof Lazy) {
    if (isPresent())
      return Objects.equals(orElse(null), ((Maybe) obj).orElse(null));
    else {
      return !((Lazy) obj).isPresent();
    }
  }
  return false;
}